404. That’s an error.
The requested URL /translate_c?depth=1&hl=fr&prev=search&rurl=translate.google.fr&sl=en&sp=nmt4&u=https://en.wikipedia.org/wiki/Synonym_(taxonomy)&xid=17259,15700023,15700124,15700186,15700191,15700201,15700237,15700242,15700248&usg=ALkJrhgG1kVWmEiO5IBVYUfI7-5EmE24kQ
was not found on this server. That’s all we know.